Fig. 3From: Human placenta induces hair regrowth in chemotherapy-induced alopecia via inhibition of apoptotic factors and proliferation of hair folliclesExpression of Ki67-positive cells in hair follicles. Brown stained cells by 3,3-diaminobenzidine substrate were appeared in the hair follicles matrix as well as dermal papilla. The used magnification is × 400. Arrow heads indicate the Ki67-stained cellsBack to article page